<template>
  <div class="loginStyle">
    <el-form v-loading="loading" element-loading-text="正在登录..." element-loading-spinner="el-icon-loading" element-loading-background="rgba(0, 0, 0, 0.8)" :rules="rules" ref="loginForm" :model="loginForm" class="loginContainer">
      <h3 class="loginTitle">系统登录</h3>
      <el-form-item prop="username">
        <el-input size="normal" type="text" v-model="loginForm.username" auto-complete="off" placeholder="请输入用户名"></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input size="normal" type="password" v-model="loginForm.password" auto-complete="off" placeholder="请输入密码" show-password></el-input>
      </el-form-item>

      <el-form-item prop="code">
        <el-input size="normal" type="text" v-model="loginForm.code" auto-complete="off" placeholder="验证码" @keydown.enter.native="submitLogin" style="width:250px;"></el-input>
        <img :src="vcUrl" @click="updateverifyCode" alt="" style="margin-left: 10px;" />
      </el-form-item>

      <el-checkbox size=" normal " class="loginRemember " v-model="checked"></el-checkbox>
      <el-button size="normal " type="primary " style="width: 100%; " @click="submitLogin ">登录</el-button>
    </el-form>
  </div>
</template>

<script>
export default {
  name: 'Login',
  data() {
    return {
      loading: false,
      loginForm: {
        username: 'admin',
        password: '',
        code: '',
      },
      vcUrl: '/verifyCode?time=' + new Date(),
      checked: true,
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
        ],
        password: [{ required: true, message: '请输入密码', trigger: 'blur' }],
        code: [{ required: true, message: '请输入验证码', trigger: 'blur' }],
      },
    }
  },
  methods: {
    //更改验证码
    updateverifyCode() {
      this.vcUrl = '/verifyCode?time=' + new Date()
    },
    submitLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.postRequest('/api/doLogin', this.loginForm).then(resp => {
            this.loading = false
            if (resp) {
              //登录成功
              console.log(resp)
              this.$store.commit('INIT_CURRENTHR', resp.obj)
              window.sessionStorage.setItem('user', JSON.stringify(resp.obj))
              let path = this.$route.query.redirect
              this.$router.replace(
                path == '/' || path == undefined ? '/home' : path
              )
            } else {
              this.vcUrl = '/verifyCode?time=' + new Date()
            }
          })
        } else {
          this.$message.error('请输入所有字段')
          return false
        }
      })
    },
  },
}
</script>

<style>
.loginStyle {
  display: flex;
  justify-content: center;
  align-items: center;
  background-image: url('../assets/5.jpg');
  background-size: 100% 100%;
  height: 100%;
  background-size: cover;
}
.loginContainer {
  border-radius: 15px;
  background-clip: padding-box;
  margin: 180px auto;
  width: 350px;
  padding: 15px 35px 15px 35px;
  background: #fff;
  border: 1px solid #eaeaea;
  box-shadow: 0 0 25px #cac6c6;
}

.loginTitle {
  margin: 15px auto 20px auto;
  text-align: center;
  color: #505458;
}

.loginRemember {
  text-align: left;
  margin: 0px 0px 15px 0px;
}
.el-form-item__content {
  display: flex;
  align-items: center;
}
</style>